SMA SB 3800-U User Manual

Page 66

Displays and Messages

7-18

SMA America

SB3800U-12:SE2006

Operating Mode

Stop: Manual

system

stop

Offset:

Offset calibration of the electronics (at start-up)

Waiting:

PV voltage is not high enough to start

Grid monitoring:

Synchronizing to grid (at start-up)

MPP-Search:

MPPT range test (at start-up)

MPP:

Sunny Boy is in MPP mode (normal operation)

V-Const:

Sunny Boy is in constant voltage MPP mode

Derating:

Reduction of the grid feeding power due to abnormal heatsink
temperatures

Disturbance:

Grid related fault condition, self clearing

Error:

Inverter fault, user interaction required

Warning:

System warning advising further investigation